Overview
overview
10Static
static
10Builder Wo...ro.exe
windows10-2004-x64
10Builder Wo...ip.dll
windows10-2004-x64
1Builder Wo...et.dll
windows10-2004-x64
1Builder Wo...gn.dll
windows10-2004-x64
1Builder Wo...ts.dll
windows10-2004-x64
1Builder Wo...rk.dll
windows10-2004-x64
1Builder Wo...il.dll
windows10-2004-x64
1Builder Wo...ub.exe
windows10-2004-x64
10Behavioral task
behavioral1
Sample
Builder WorldWind Pro/Builder WorldWind Pro/Builder WorldWind Pro.exe
Resource
win10v2004-20230221-en
Behavioral task
behavioral2
Sample
Builder WorldWind Pro/Builder WorldWind Pro/DotNetZip.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral3
Sample
Builder WorldWind Pro/Builder WorldWind Pro/Extreme.Net.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral4
Sample
Builder WorldWind Pro/Builder WorldWind Pro/MetroFramework.Design.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral5
Sample
Builder WorldWind Pro/Builder WorldWind Pro/MetroFramework.Fonts.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral6
Sample
Builder WorldWind Pro/Builder WorldWind Pro/MetroFramework.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral7
Sample
Builder WorldWind Pro/Builder WorldWind Pro/Mono.Cecil.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral8
Sample
Builder WorldWind Pro/Builder WorldWind Pro/stub.exe
Resource
win10v2004-20230220-en
General
-
Target
Builder WorldWind Pro.zip
-
Size
991KB
-
MD5
4a952a54799b2e4d3a865f62cb3dee83
-
SHA1
0d00173fa4e28968f5fbb5db646e1d6d98e6fa5b
-
SHA256
28553084a22a3336caf73b0c576843f93472e76a6586601def820db18dc025c0
-
SHA512
0f7f5204d7a6a9599fad0114a81e3681096e5af868339a54d80269cde0b274576c8b78b47b36cb9b5e826f62bbde8d869c8b1c9c44aaabbefd455094e8083ebb
-
SSDEEP
24576:OKG7SKaZIq3hYiaThGFvIkrlb4yBpssssssss0P0txRwlLcL:mOKK3/a1lkrlb10PGxSKL
Malware Config
Extracted
asyncrat
Default
127.0.0.1:6606
127.0.0.1:7707
127.0.0.1:8808
AsyncMutex_6SI8OkPnk
-
delay
3
-
install
false
-
install_folder
%AppData%
Signatures
-
Async RAT payload 1 IoCs
resource yara_rule static1/unpack001/Builder WorldWind Pro/Builder WorldWind Pro/stub.dll asyncrat -
Asyncrat family
-
StormKitty payload 1 IoCs
resource yara_rule static1/unpack001/Builder WorldWind Pro/Builder WorldWind Pro/stub.dll family_stormkitty -
Stormkitty family
-
Unsigned PE 8 IoCs
Checks for missing Authenticode signature.
resource unpack001/Builder WorldWind Pro/Builder WorldWind Pro/Builder WorldWind Pro.exe unpack001/Builder WorldWind Pro/Builder WorldWind Pro/DotNetZip.dll unpack001/Builder WorldWind Pro/Builder WorldWind Pro/Extreme.Net.dll unpack001/Builder WorldWind Pro/Builder WorldWind Pro/MetroFramework.Design.dll unpack001/Builder WorldWind Pro/Builder WorldWind Pro/MetroFramework.Fonts.dll unpack001/Builder WorldWind Pro/Builder WorldWind Pro/MetroFramework.dll unpack001/Builder WorldWind Pro/Builder WorldWind Pro/Mono.Cecil.dll unpack001/Builder WorldWind Pro/Builder WorldWind Pro/stub.dll
Files
-
Builder WorldWind Pro.zip.zip
-
Builder WorldWind Pro/Builder WorldWind Pro/Builder WorldWind Pro.exe.exe windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 68KB - Virtual size: 67KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
Builder WorldWind Pro/Builder WorldWind Pro/DotNetZip.dll.dll windows x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
mscoree
_CorDllMain
Sections
.text Size: 446KB - Virtual size: 445KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 932B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
Builder WorldWind Pro/Builder WorldWind Pro/Extreme.Net.dll.dll windows x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
mscoree
_CorDllMain
Sections
.text Size: 118KB - Virtual size: 118KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
Builder WorldWind Pro/Builder WorldWind Pro/MetroFramework.Design.dll.dll windows x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorDllMain
Sections
.text Size: 14KB - Virtual size: 13KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
Builder WorldWind Pro/Builder WorldWind Pro/MetroFramework.Fonts.dll.dll windows x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorDllMain
Sections
.text Size: 654KB - Virtual size: 653KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
Builder WorldWind Pro/Builder WorldWind Pro/MetroFramework.dll.dll windows x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorDllMain
Sections
.text Size: 311KB - Virtual size: 310KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
Builder WorldWind Pro/Builder WorldWind Pro/Mono.Cecil.dll.dll windows x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorDllMain
Sections
.text Size: 271KB - Virtual size: 270KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 824B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
Builder WorldWind Pro/Builder WorldWind Pro/stub.dll.exe windows x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 169KB - Virtual size: 168KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ